The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
Most dust particles in your house come from dead skin.
48
One ragweed plant can release as many as one billion grains of pollen!
51
In zero gravity, a candle's flame is round and blue.
16
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The average temperature at 40,000 feet above sea level is -60 F.
56
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6